100 Pairs Pin Backs Silver Butterfly Clutch Metal Lapel Pin Keepers Locking Badge Insignia Blank Pins Back Replacement for Crafts Pins Jewelry Making Tie Tack Hat
100 Pairs Silver Pin Backs: The set of pin backings includes 100 pin needles with a diameter of 4.5 mm and a length of 8 mm, and 100 silver butterfly clutch backs with a diameter of 11 mm. The pin back is small and easy to carry, meets your daily needs
Sturdy Iron Metal Pin Backs: These lapel pins are made of durable iron, sturdy, rust-resistant and lightweight
Easy to Install and Remove without Tools: Butterfly clutch pin backs allow you to install and remove without any tools, and match most metal pins or brooches. Simply insert the pin into the butterfly clutch to secure your items firmly. Press the wings and they can be easily removed
Lock Pins Firmly: These butterfly clutch pins feature a dual design of a butterfly clutch with spring fastening slices, offering secure fixation and strong grip to lock the brooch in place and effectively prevent shifting and loss
Multiple Uses for Keeping Crafts, Pins, Jewelry, and More: Locking backs for pins are suitable for keeping lapel pins,tie tacks, name tags, jewelry making, badges insignia, and DIY crafts